[PATCH RFC 03/24] cat-file: split expand_atom into 2 functions
- From
Olga Telezhnaya <olyatelezhnaya@gmail.com>
- Date
- Jan 26, 2018, 19:43 UTC
- Message-ID
- <0102016133ff3afb-6bab2c11-e0f3-4bef-9626-fbcc826bcb15-000000@eu-west-1.amazonses.com>
- In-Reply-To
- <0102016133ff3a86-44d354ec-13c6-4c38-bc75-1ba4422db5a7-000000@eu-west-1.amazonses.com>
Split expand_atom function into 2 different functions, expand_atom_into_fields prepares variable for further filling, (new) expand_atom creates resulting string. Need that for further reusing of formatting logic from ref-filter.
Signed-off-by: Olga Telezhnaia <olyatelezhnaya@gmail.com> Mentored-by: Christian Couder <christian.couder@gmail.com> Mentored by: Jeff King <peff@peff.net> --- builtin/cat-file.c | 73 +++++++++++++++++++++++++++++------------------------- 1 file changed, 39 insertions(+), 34 deletions(-)
diff --git a/builtin/cat-file.c b/builtin/cat-file.c index f5fa4fd75af26..f783b39b9bd5c 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -217,47 +217,49 @@ static int is_atom(const char *atom, const char *s, int slen) return alen == slen && !memcmp(atom, s, alen); } -static void expand_atom(struct strbuf *sb, const char *atom, int len, - void *vdata) +static void expand_atom_into_fields(struct strbuf *sb, const char *atom, int len, + struct expand_data *data) { - struct expand_data *data = vdata; + if (is_atom("objectname", atom, len)) + ; /* do nothing */ + else if (is_atom("objecttype", atom, len)) + data->info.typep = &data->type; + else if (is_atom("objectsize", atom, len)) + data->info.sizep = &data->size; + else if (is_atom("objectsize:disk", atom, len)) + data->info.disk_sizep = &data->disk_size; + else if (is_atom("rest", atom, len)) + data->split_on_whitespace = 1; + else if (is_atom("deltabase", atom, len)) + data->info.delta_base_sha1 = data->delta_base_oid.hash; + else + die("unknown format element: %.*s", len, atom); +} - if (is_atom("objectname", atom, len)) { - if (!data->mark_query) - strbuf_addstr(sb, oid_to_hex(&data->oid)); - } else if (is_atom("objecttype", atom, len)) { - if (data->mark_query) - data->info.typep = &data->type; - else - strbuf_addstr(sb, typename(data->type)); - } else if (is_atom("objectsize", atom, len)) { - if (data->mark_query) - data->info.sizep = &data->size; - else - strbuf_addf(sb, "%lu", data->size); - } else if (is_atom("objectsize:disk", atom, len)) { - if (data->mark_query) - data->info.disk_sizep = &data->disk_size; - else - strbuf_addf(sb, "%"PRIuMAX, (uintmax_t)data->disk_size); - } else if (is_atom("rest", atom, len)) { - if (data->mark_query) - data->split_on_whitespace = 1; - else if (data->rest) +static void expand_atom(struct strbuf *sb, const char *atom, int len, + struct expand_data *data) +{ + if (is_atom("objectname", atom, len)) + strbuf_addstr(sb, oid_to_hex(&data->oid)); + else if (is_atom("objecttype", atom, len)) + strbuf_addstr(sb, typename(data->type)); + else if (is_atom("objectsize", atom, len)) + strbuf_addf(sb, "%lu", data->size); + else if (is_atom("objectsize:disk", atom, len)) + strbuf_addf(sb, "%"PRIuMAX, (uintmax_t)data->disk_size); + else if (is_atom("rest", atom, len)) { + if (data->rest) strbuf_addstr(sb, data->rest); - } else if (is_atom("deltabase", atom, len)) { - if (data->mark_query) - data->info.delta_base_sha1 = data->delta_base_oid.hash; - else - strbuf_addstr(sb, - oid_to_hex(&data->delta_base_oid)); - } else + } else if (is_atom("deltabase", atom, len)) + strbuf_addstr(sb, oid_to_hex(&data->delta_base_oid)); + else die("unknown format element: %.*s", len, atom); } -static size_t expand_format(struct strbuf *sb, const char *start, void *data) +static size_t expand_format(struct strbuf *sb, const char *start, void *vdata) { const char *end; + struct expand_data *data = vdata; if (*start != '(') return 0; @@ -265,7 +267,10 @@ static size_t expand_format(struct strbuf *sb, const char *start, void *data) if (!end) die("format element '%s' does not end in ')'", start); - expand_atom(sb, start + 1, end - start - 1, data); + if (data->mark_query) + expand_atom_into_fields(sb, start + 1, end - start - 1, data); + else + expand_atom(sb, start + 1, end - start - 1, data); return end - start + 1; } -- https://github.com/git/git/pull/452